Base | Representation |
---|---|
bin | 101011111101… |
… | …1011010010000 |
3 | 1121101001110222 |
4 | 1113323122100 |
5 | 21400043442 |
6 | 2142012212 |
7 | 366630536 |
oct | 127733220 |
9 | 47331428 |
10 | 23049872 |
11 | 1201378a |
12 | 7877068 |
13 | 4a106a1 |
14 | 30c0156 |
15 | 20548d2 |
hex | 15fb690 |
23049872 has 30 divisors (see below), whose sum is σ = 45828354. Its totient is φ = 11230720.
The previous prime is 23049863. The next prime is 23049883. The reversal of 23049872 is 27894032.
It can be written as a sum of positive squares in 3 ways, for example, as 163216 + 22886656 = 404^2 + 4784^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26468 + ... + 27324.
Almost surely, 223049872 is an apocalyptic number.
It is an amenable number.
23049872 is a deficient number, since it is larger than the sum of its proper divisors (22778482).
23049872 is an equidigital number, since it uses as much as digits as its factorization.
23049872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 947 (or 900 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 35.
The square root of 23049872 is about 4801.0282232039. The cubic root of 23049872 is about 284.5920993555.
The spelling of 23049872 in words is "twenty-three million, forty-nine thousand, eight hundred seventy-two".
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